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Utilization of Activated Charcoal from Cassava Peel and Straw in Reducing Cadmium Levels in Putri Cempo Landfill Leachate Hasna Nadia Hikari; Lathifa Putri Wiedhya Syahrani; Luthfia Luthfia; Sofiyana Khoirunnisa; Siti Rachmawati
Jurnal Presipitasi : Media Komunikasi dan Pengembangan Teknik Lingkungan Vol 21, No 2 (2024): July 2024
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/presipitasi.v21i2.492-503

Abstract

Contamination of leachate due to excessive rainwater infiltration into landfill sites presents a significant environmental and public health concern. This study aims to address the adverse impacts of cadmium (Cd) pollution in leachate, specifically its risks to human health and the environment. To address this issue, the research investigates the use of natural adsorbents to mitigate agricultural waste. Straw and cassava peel, abundantly available in Indonesia due to the country's substantial rice and cassava production, were selected as potential adsorbents. The findings of this study are important for guiding pollution control measures and evaluating community activities near pollution sources, particularly focusing on Cd pollution originating from Putri Cempo in Jatirejo Village, Mojosongo, Jebres, Surakarta. The research shows that cassava peel waste is highly effective in adsorbing cadmium metal levels in leachate, with a significant total effectiveness (EF%) rating of 0.3144. Additionally, the study identifies the optimal burning temperature for activated charcoal derived from cassava peel as 600°C, resulting in the highest EF% value of 0.515152.
Strengthening Green Islamic Values to Realize Eco-Pesantren: A Study on the Tahfidzul Qur'an Islamic Boarding School of Integrated Islamic Boarding School Sofiyana Khoirunnisa; Irfan Abu Nazar; Hashfi Hawali Abdul Matin
QALAMUNA: Jurnal Pendidikan, Sosial, dan Agama Vol. 17 No. 2 (2025): Qalamuna - Jurnal Pendidikan, Sosial, dan Agama
Publisher : Lembaga Penerbitan dan Publikasi Ilmiah Program Pascasarjana IAI Sunan Giri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37680/qalamuna.v17i2.8219

Abstract

Islamic boarding schools, as Islamic educational institutions, have a strategic role in shaping the character of caring for the environment through the integration of Islamic values in daily life. One approach that can be applied is to strengthen Green Islamic values to realize the concept of Eco-Pesantren. The Tahfidzul Qur'an Islamic Boarding School of SMA IT Ibnu Abbas Klaten has the potential to develop this concept; however, not all aspects of environmental management are optimal, particularly in waste management, the internalization of ecotheological attitudes, and the active involvement of students. This study aims to: (1) Describe the actual condition of environmental management, especially waste management, at the Tahfidzul Qur'an Islamic Boarding School of SMA IT Ibnu Abbas Klaten, (2) Analyze the understanding and attitude of students towards Green Islamic values, and (3) Formulate a strategy to strengthen Green Islamic values towards Eco-Pesantren. This study employs a mixed-methods approach, incorporating in-depth interviews, observations, and documentation methods. The analysis is conducted through a SWOT approach, which combines internal and external factors, as well as supporting theories such as Islamic Ecotheology, Environmental Literacy, and the Theory of Planned Behavior. The results of the study showed that the survey (n=126) yielded an average score of 4.3 (86.6%), indicating that students already possess a good theological understanding of the importance of protecting the environment as a form of servitude to Allah and as a responsibility of caliphs.